This Necklace By David Yurman Features A Striking 11mm Black Diamond Centerpiece Set In A Classic Four-Prong Gold-Tone Mounting, Creating A Bold And Modern Focal Point. The Deep Black Gemstone Delivers A Sleek, Dramatic Brilliance That Contrasts Elegantly With The Polished Sterling Silver Setting. The 2mm Chain Provides A Clean And Balanced Structure, While The 45Cm Base Length With A 5Cm Adjustable Extension Allows Flexible Styling For Different Necklines And Layering Combinations. A Refined Statement Piece That Blends Monochrome Contrast, Classic Diamond Craftsmanship, And Contemporary Gold And Silver Luxury Elegance.